main: check for dcpext0 too

Desktops do not have /arm-io/dcp. They have /arm-io/dcpext0. Only checking
for the former means we were essentially unconditionally skipping display
init on desktops. Check for both so that DCP is always initialised when
required.

Signed-off-by: James Calligeros <jcalligeros99@gmail.com>

src/main.c

@@ -51,7 +51,7 @@ void get_device_info(void)
         printf("  Target: %s\n", target);
 
     is_mac = !!strstr(model, "Mac");
-    has_dcp = adt_path_offset(adt, "/arm-io/dcp") > 0;
+    has_dcp = !!adt_path_offset(adt, "/arm-io/dcp") || !!adt_path_offset(adt, "/arm-io/dcpext0");
 
     int chosen = adt_path_offset(adt, "/chosen");
     if (chosen > 0) {